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20 to 50_F (−7 to 10_C) — Outdoor temperature below which both first and
second stages of the compressor are energized to satisfy all heating demands.
When a cycle starts under a high heat latch, it will finish the heating cycle on
high stage.
On — The Y1 and Y/Y2 outputs are simultaneously energized to satisfy all
heating demands.
Default is OF (off).
Option 24 — Programmable/Non−Programmable (programmable models
only)
This selection allows the installer to configure the Thermidistat Control as either
programmable or non−programmable. Selections are P, nP.
Default is P.
Option 25 — Number of Programmable Periods (programmable models
only)
This selection allows the installer to configure the Thermidistat Control for two
or four periods per day. Two periods is a common commercial application and
four periods is more common for residential. This selection is not available if
Option 24 has been set to nP to configure the Thermidistat Control for
non−programmable operation.
2 — Periods DAY and SLEEP are available
4 — Periods WAKE, DAY, EVE, and SLEEP are available.
Default is 4.
Option 26 — Minimum Cooling Setpoint
This selection allows the installer to configure the minimum cooling setpoint that
the user is allowed to set. The range is based on the value of the adjustable